Import mach64 dri driver from mesa 7.1.0-7.2.0.7.2.07.1.0

13 files changed, 139 insertions, 218 deletions

diff --git a/configure.ac b/configure.ac
index 825b9d5..8c4ea92 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script
 
 AC_PREREQ(2.57)
-AC_INIT([mesa-dri-mach64], 7.0.3, [], mesa-dri-mach64)
+AC_INIT([mesa-dri-mach64], 7.1.0, [], mesa-dri-mach64)
 
 AM_INIT_AUTOMAKE([dist-bzip2])
 
@@ -16,8 +16,8 @@ AC_PROG_CC
 AC_HEADER_STDC
 
 PKG_CHECK_MODULES([DRM], [libdrm >= 2.3.0])
-PKG_CHECK_MODULES([DRI], [libmesadri >= 7.0.3 libmesadri < 7.1.0
-			  libmesadricommon >= 7.0.3 libmesadricommon < 7.1.0])
+PKG_CHECK_MODULES([DRI], [libmesadri >= 7.1.0 libmesadri < 7.3.0
+			 libmesadricommon >= 7.1.0 libmesadricommon < 7.3.0])
 
 AC_OUTPUT([
 	Makefile
diff --git a/src/mach64_context.c b/src/mach64_context.c
index ad661e1..f730c83 100644
--- a/src/mach64_context.c
+++ b/src/mach64_context.c
@@ -253,9 +253,6 @@ GLboolean mach64CreateContext( const __GLcontextModes *glVisual,
 
    mmesa->do_irqs = (mmesa->mach64Screen->irq && !getenv("MACH64_NO_IRQS"));
 
-   mmesa->vblank_flags = (mmesa->do_irqs)
-      ? driGetDefaultVBlankFlags(&mmesa->optionCache) : VBLANK_FLAG_NO_IRQ;
-
    driContextPriv->driverPrivate = (void *)mmesa;
 
    if (driQueryOptionb(&mmesa->optionCache, "no_rast")) {
@@ -330,10 +327,15 @@ mach64MakeCurrent( __DRIcontextPrivate *driContextPriv,
       }
 
       
-      driDrawableInitVBlank( driDrawPriv, newMach64Ctx->vblank_flags,
-			     &newMach64Ctx->vbl_seq );
-
       if ( newMach64Ctx->driDrawable != driDrawPriv ) {
+	 if (driDrawPriv->swap_interval == (unsigned)-1) {
+	    driDrawPriv->vblFlags = (newMach64Ctx->do_irqs)
+	       ? driGetDefaultVBlankFlags(&newMach64Ctx->optionCache)
+	       : VBLANK_FLAG_NO_IRQ;
+
+	    driDrawableInitVBlank( driDrawPriv );
+	 }
+
 	 newMach64Ctx->driDrawable = driDrawPriv;
 	 mach64CalcViewport( newMach64Ctx->glCtx );
       }
diff --git a/src/mach64_context.h b/src/mach64_context.h
index 8d89452..c602333 100644
--- a/src/mach64_context.h
+++ b/src/mach64_context.h
@@ -263,8 +263,6 @@ struct mach64_context {
 
    /* VBI
     */
-   GLuint vbl_seq;
-   GLuint vblank_flags;
    GLuint do_irqs;
 
    /* Configuration cache
diff --git a/src/mach64_ioctl.c b/src/mach64_ioctl.c
index 36e7d3c..3bcec50 100644
--- a/src/mach64_ioctl.c
+++ b/src/mach64_ioctl.c
@@ -279,7 +279,7 @@ static int mach64WaitForFrameCompletion( mach64ContextPtr mmesa )
 
 /* Copy the back color buffer to the front color buffer.
  */
-void mach64CopyBuffer( const __DRIdrawablePrivate *dPriv )
+void mach64CopyBuffer( __DRIdrawablePrivate *dPriv )
 {
    mach64ContextPtr mmesa;
    GLint nbox, i, ret;
@@ -320,7 +320,7 @@ void mach64CopyBuffer( const __DRIdrawablePrivate *dPriv )
 #endif
 
    UNLOCK_HARDWARE( mmesa );
-   driWaitForVBlank( dPriv, &mmesa->vbl_seq, mmesa->vblank_flags, &missed_target );
+   driWaitForVBlank( dPriv, &missed_target );
    LOCK_HARDWARE( mmesa );
 
    /* use front buffer cliprects */
diff --git a/src/mach64_ioctl.h b/src/mach64_ioctl.h
index 52fe863..3e5faff 100644
--- a/src/mach64_ioctl.h
+++ b/src/mach64_ioctl.h
@@ -44,7 +44,7 @@ extern void mach64FlushVerticesLocked( mach64ContextPtr mmesa );
 extern void mach64FlushDMALocked( mach64ContextPtr mmesa );
 extern void mach64UploadHwStateLocked( mach64ContextPtr mmesa );
 
-static __inline void *mach64AllocDmaLow( mach64ContextPtr mmesa, int bytes )
+static INLINE void *mach64AllocDmaLow( mach64ContextPtr mmesa, int bytes )
 {
    CARD32 *head;
 
@@ -60,7 +60,7 @@ static __inline void *mach64AllocDmaLow( mach64ContextPtr mmesa, int bytes )
    return head;
 }
 
-static __inline void *mach64AllocDmaLocked( mach64ContextPtr mmesa, int bytes )
+static INLINE void *mach64AllocDmaLocked( mach64ContextPtr mmesa, int bytes )
 {
    CARD32 *head;
 
@@ -78,7 +78,7 @@ extern void mach64FireBlitLocked( mach64ContextPtr mmesa, void *buffer,
 				  GLint offset, GLint pitch, GLint format,
 				  GLint x, GLint y, GLint width, GLint height );
 
-extern void mach64CopyBuffer( const __DRIdrawablePrivate *dPriv );
+extern void mach64CopyBuffer( __DRIdrawablePrivate *dPriv );
 #if ENABLE_PERF_BOXES
 extern void mach64PerformanceCounters( mach64ContextPtr mmesa );
 extern void mach64PerformanceBoxesLocked( mach64ContextPtr mmesa );
diff --git a/src/mach64_lock.c b/src/mach64_lock.c
index b73e350..13e212b 100644
--- a/src/mach64_lock.c
+++ b/src/mach64_lock.c
@@ -70,7 +70,7 @@ void mach64GetLock( mach64ContextPtr mmesa, GLuint flags )
 
    if ( mmesa->lastStamp != dPriv->lastStamp ) {
       mmesa->lastStamp = dPriv->lastStamp;
-      if (mmesa->glCtx->DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT)
+      if (mmesa->glCtx->DrawBuffer->_ColorDrawBufferIndexes[0] == BUFFER_BACK_LEFT)
          mach64SetCliprects( mmesa->glCtx, GL_BACK_LEFT );
       else
          mach64SetCliprects( mmesa->glCtx, GL_FRONT_LEFT );
diff --git a/src/mach64_native_vb.c b/src/mach64_native_vb.c
index 81bcf80..248fa2a 100644
--- a/src/mach64_native_vb.c
+++ b/src/mach64_native_vb.c
@@ -44,7 +44,7 @@ void TAG(translate_vertex)(GLcontext *ctx,
    UNVIEWPORT_VARS;
    CARD32 *p = (CARD32 *)src + 10 - mmesa->vertex_size;
 
-   dst->win[3] = 1.0;
+   dst->attrib[FRAG_ATTRIB_WPOS][3] = 1.0;
    
    switch ( format ) {
       case TEX1_VERTEX_FORMAT:
@@ -75,17 +75,17 @@ void TAG(translate_vertex)(GLcontext *ctx,
 	 dst->attrib[FRAG_ATTRIB_TEX0][1] = LE32_IN_FLOAT( p++ );
 #endif
 	 dst->attrib[FRAG_ATTRIB_TEX0][3] = 1.0;
-	 dst->win[3] = LE32_IN_FLOAT( p++ );
+	 dst->attrib[FRAG_ATTRIB_WPOS][3] = LE32_IN_FLOAT( p++ );
 	
       case NOTEX_VERTEX_FORMAT:
-	 dst->specular[2] = ((GLubyte *)p)[0];
-	 dst->specular[1] = ((GLubyte *)p)[1];
-	 dst->specular[0] = ((GLubyte *)p)[2];
-	 dst->attrib[FRAG_ATTRIB_FOGC][0] = ((GLubyte *)p)[3];
+	 dst->attrib[FRAG_ATTRIB_COL1][2] = UBYTE_TO_FLOAT(((GLubyte *)p)[0]);
+	 dst->attrib[FRAG_ATTRIB_COL1][1] = UBYTE_TO_FLOAT(((GLubyte *)p)[1]);
+	 dst->attrib[FRAG_ATTRIB_COL1][0] = UBYTE_TO_FLOAT(((GLubyte *)p)[2]);
+	 dst->attrib[FRAG_ATTRIB_FOGC][0] = ((GLubyte *)p)[3]; /*XXX int->float?*/
 	 p++;
 
       case TINY_VERTEX_FORMAT:
-	 dst->win[2] = UNVIEWPORT_Z( LE32_IN( p++ ) );
+	 dst->attrib[FRAG_ATTRIB_WPOS][2] = UNVIEWPORT_Z( LE32_IN( p++ ) );
 
 	 dst->color[2] = ((GLubyte *)p)[0];
 	 dst->color[1] = ((GLubyte *)p)[1];
@@ -96,14 +96,14 @@ void TAG(translate_vertex)(GLcontext *ctx,
 	 {
 	    GLuint xy = LE32_IN( p );
 	    
-	    dst->win[0] = UNVIEWPORT_X( (GLfloat)(GLshort)( xy >> 16 ) );
-	    dst->win[1] = UNVIEWPORT_Y( (GLfloat)(GLshort)( xy & 0xffff ) );
+	    dst->attrib[FRAG_ATTRIB_WPOS][0] = UNVIEWPORT_X( (GLfloat)(GLshort)( xy >> 16 ) );
+	    dst->attrib[FRAG_ATTRIB_WPOS][1] = UNVIEWPORT_Y( (GLfloat)(GLshort)( xy & 0xffff ) );
 	 }
    }
 
    assert( p + 1 - (CARD32 *)src == 10 );
 	 
-   dst->pointSize = ctx->Point._Size;
+   dst->pointSize = ctx->Point.Size;
 }
 
 
diff --git a/src/mach64_screen.c b/src/mach64_screen.c
index 4e9e216..2dba50f 100644
--- a/src/mach64_screen.c
+++ b/src/mach64_screen.c
@@ -69,79 +69,15 @@ static const GLuint __driNConfigOptions = 2;
 
 extern const struct dri_extension card_extensions[];
 
-static __GLcontextModes * fill_in_modes( __GLcontextModes * modes,
-					 unsigned pixel_bits, 
-					 unsigned depth_bits,
-					 unsigned stencil_bits,
-					 const GLenum * db_modes,
-					 unsigned num_db_modes,
-					 int visType )
+static const __DRIconfig **
+mach64FillInModes( __DRIscreenPrivate *psp,
+		   unsigned pixel_bits, unsigned depth_bits,
+		   unsigned stencil_bits, GLboolean have_back_buffer )
 {
-       static const u_int8_t bits[2][4] = {
-	{          5,          6,          5,          0 },
-	{          8,          8,          8,          0 }
-    };
-
-    static const u_int32_t masks[2][4] = {
-	{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 },
-	{ 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }
-    };
-
-    unsigned   i;
-    unsigned   j;
-    const unsigned index = ((pixel_bits + 15) / 16) - 1;
-
-    for ( i = 0 ; i < num_db_modes ; i++ ) {
-	for ( j = 0 ; j < 2 ; j++ ) {
-
-	    modes->redBits   = bits[index][0];
-	    modes->greenBits = bits[index][1];
-	    modes->blueBits  = bits[index][2];
-	    modes->alphaBits = bits[index][3];
-	    modes->redMask   = masks[index][0];
-	    modes->greenMask = masks[index][1];
-	    modes->blueMask  = masks[index][2];
-	    modes->alphaMask = masks[index][3];
-	    modes->rgbBits   = modes->redBits + modes->greenBits
-		+ modes->blueBits + modes->alphaBits;
-
-	    modes->accumRedBits   = 16 * j;
-	    modes->accumGreenBits = 16 * j;
-	    modes->accumBlueBits  = 16 * j;
-	    modes->accumAlphaBits = 0;
-	    modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG;
-	    modes->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT;
-	    modes->stencilBits = stencil_bits;
-	    modes->depthBits = depth_bits;
-
-	    modes->visualType = visType;
-	    modes->renderType = GLX_RGBA_BIT;
-	    modes->rgbMode = GL_TRUE;
-
-	    if ( db_modes[i] == GLX_NONE ) {
-
-		modes->doubleBufferMode = GL_FALSE;
-	    }
-	    else {
-		modes->doubleBufferMode = GL_TRUE;
-		modes->swapMethod = db_modes[i];
-	    }
-
-	    modes = modes->next;
-	}
-    }
-    
-    return modes;
-}
-
-
-static __GLcontextModes *
-mach64FillInModes( unsigned pixel_bits, unsigned depth_bits,
-		 unsigned stencil_bits, GLboolean have_back_buffer )
-{
-   __GLcontextModes * modes;
+    __DRIconfig **configs;
     __GLcontextModes * m;
-    unsigned num_modes;
+    GLenum fb_format;
+    GLenum fb_type;
     unsigned depth_buffer_factor;
     unsigned back_buffer_factor;
     unsigned i;
@@ -155,49 +91,51 @@ mach64FillInModes( unsigned pixel_bits, unsigned depth_bits,
 	GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
     };
 
-    int depth_buffer_modes[2][2];
-
+    u_int8_t depth_bits_array[2];
+    u_int8_t stencil_bits_array[2];
 
-    depth_buffer_modes[0][0] = depth_bits;
-    depth_buffer_modes[1][0] = depth_bits;
+    depth_bits_array[0] = depth_bits;
+    depth_bits_array[1] = depth_bits;
     
     /* Just like with the accumulation buffer, always provide some modes
      * with a stencil buffer.  It will be a sw fallback, but some apps won't
      * care about that.
      */
-    depth_buffer_modes[0][1] = 0;
-    depth_buffer_modes[1][1] = (stencil_bits == 0) ? 8 : stencil_bits;
+    stencil_bits_array[0] = 0;
+    stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
 
     depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
     back_buffer_factor  = (have_back_buffer) ? 2 : 1;
 
-    num_modes = depth_buffer_factor * back_buffer_factor * 4;
-
-    modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) );
-    m = modes;
-    for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
-	m = fill_in_modes( m, pixel_bits, 
-			   depth_buffer_modes[i][0], depth_buffer_modes[i][1],
-			   back_buffer_modes, back_buffer_factor,
-			   GLX_TRUE_COLOR );
+    if (pixel_bits == 16) {
+       fb_format = GL_RGB;
+       fb_type = GL_UNSIGNED_SHORT_5_6_5;
+    }
+    else {
+       fb_format = GL_BGRA;
+       fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
     }
 
-    for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
-	m = fill_in_modes( m, pixel_bits, 
-			   depth_buffer_modes[i][0], depth_buffer_modes[i][1],
-			   back_buffer_modes, back_buffer_factor,
-			   GLX_DIRECT_COLOR );
+    configs = driCreateConfigs(fb_format, fb_type,
+			       depth_bits_array, stencil_bits_array,
+			       depth_buffer_factor, back_buffer_modes,
+			       back_buffer_factor);
+    if (configs == NULL) {
+       fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
+	       __func__, __LINE__);
+       return NULL;
     }
 
     /* Mark the visual as slow if there are "fake" stencil bits.
      */
-    for ( m = modes ; m != NULL ; m = m->next ) {
-       if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ){
-	    m->visualRating = GLX_SLOW_CONFIG;
-	}
+    for (i = 0; configs[i]; i++) {
+       m = &configs[i]->modes;
+       if ((m->stencilBits != 0) && (m->stencilBits != stencil_bits)) {
+	  m->visualRating = GLX_SLOW_CONFIG;
+       }
     }
 
-    return modes;
+    return (const __DRIconfig **) configs;
 }
 
 
@@ -208,9 +146,7 @@ mach64CreateScreen( __DRIscreenPrivate *sPriv )
 {
    mach64ScreenPtr mach64Screen;
    ATIDRIPtr serverInfo = (ATIDRIPtr)sPriv->pDevPriv;
-   PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
-     (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
-   void * const psc = sPriv->psc->screenConfigs;
+   int i;
 
    if (sPriv->devPrivSize != sizeof(ATIDRIRec)) {
       fprintf(stderr,"\nERROR!  sizeof(ATIDRIRec) does not match passed size from device driver\n");
@@ -319,15 +255,14 @@ mach64CreateScreen( __DRIscreenPrivate *sPriv )
 
    mach64Screen->driScreen = sPriv;
 
-   if ( glx_enable_extension != NULL ) {
-      if ( mach64Screen->irq != 0 ) {
-	 (*glx_enable_extension)( psc, "GLX_SGI_swap_control" );
-	 (*glx_enable_extension)( psc, "GLX_SGI_video_sync" );
-	 (*glx_enable_extension)( psc, "GLX_MESA_swap_control" );
-      }
-
-      (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" );
+   i = 0;
+   mach64Screen->extensions[i++] = &driFrameTrackingExtension.base;
+   if ( mach64Screen->irq != 0 ) {
+      mach64Screen->extensions[i++] = &driSwapControlExtension.base;
+      mach64Screen->extensions[i++] = &driMediaStreamCounterExtension.base;
    }
+   mach64Screen->extensions[i++] = NULL;
+   sPriv->extensions = mach64Screen->extensions;
 
    return mach64Screen;
 }
@@ -475,9 +410,48 @@ mach64InitDriver( __DRIscreenPrivate *driScreen )
    return GL_TRUE;
 }
 
+/**
+ * This is the driver specific part of the createNewScreen entry point.
+ * 
+ * \todo maybe fold this into intelInitDriver
+ *
+ * \return the __GLcontextModes supported by this driver
+ */
+static const __DRIconfig **
+mach64InitScreen(__DRIscreenPrivate *psp)
+{
+   static const __DRIversion ddx_expected = { 6, 4, 0 };
+   static const __DRIversion dri_expected = { 4, 0, 0 };
+   static const __DRIversion drm_expected = { 2, 0, 0 };
+   ATIDRIPtr dri_priv = (ATIDRIPtr) psp->pDevPriv;
 
-static struct __DriverAPIRec mach64API = {
-   .InitDriver      = mach64InitDriver,
+   if ( ! driCheckDriDdxDrmVersions2( "Mach64",
+				      &psp->dri_version, & dri_expected,
+				      &psp->ddx_version, & ddx_expected,
+				      &psp->drm_version, & drm_expected ) ) {
+      return NULL;
+   }
+   
+   /* Calling driInitExtensions here, with a NULL context pointer,
+    * does not actually enable the extensions.  It just makes sure
+    * that all the dispatch offsets for all the extensions that
+    * *might* be enables are known.  This is needed because the
+    * dispatch offsets need to be known when _mesa_context_create is
+    * called, but we can't enable the extensions until we have a
+    * context pointer.
+    *
+    * Hello chicken.  Hello egg.  How are you two today?
+    */
+   driInitExtensions( NULL, card_extensions, GL_FALSE );
+
+   if (!mach64InitDriver(psp))
+      return NULL;
+
+   return  mach64FillInModes( psp, dri_priv->cpp * 8, 16, 0, 1);
+}
+
+const struct __DriverAPIRec driDriverAPI = {
+   .InitScreen      = mach64InitScreen,
    .DestroyScreen   = mach64DestroyScreen,
    .CreateContext   = mach64CreateContext,
    .DestroyContext  = mach64DestroyContext,
@@ -487,71 +461,9 @@ static struct __DriverAPIRec mach64API = {
    .MakeCurrent     = mach64MakeCurrent,
    .UnbindContext   = mach64UnbindContext,
    .GetSwapInfo     = NULL,
-   .GetMSC          = driGetMSC32,
+   .GetDrawableMSC  = driDrawableGetMSC32,
    .WaitForMSC      = driWaitForMSC32,
    .WaitForSBC      = NULL,
    .SwapBuffersMSC  = NULL
 };
 
-
-/**
- * This is the bootstrap function for the driver.  libGL supplies all of the
- * requisite information about the system, and the driver initializes itself.
- * This routine also fills in the linked list pointed to by \c driver_modes
- * with the \c __GLcontextModes that the driver can support for windows or
- * pbuffers.
- * 
- * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on 
- *         failure.
- */
-PUBLIC
-void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
-			     const __GLcontextModes * modes,
-			     const __DRIversion * ddx_version,
-			     const __DRIversion * dri_version,
-			     const __DRIversion * drm_version,
-			     const __DRIframebuffer * frame_buffer,
-			     drmAddress pSAREA, int fd, 
-			     int internal_api_version,
-			     const __DRIinterfaceMethods * interface,
-			     __GLcontextModes ** driver_modes )
-			     
-{
-   __DRIscreenPrivate *psp;
-   static const __DRIversion ddx_expected = { 6, 4, 0 };
-   static const __DRIversion dri_expected = { 4, 0, 0 };
-   static const __DRIversion drm_expected = { 2, 0, 0 };
-
-   dri_interface = interface;
-
-   if ( ! driCheckDriDdxDrmVersions2( "Mach64",
-				      dri_version, & dri_expected,
-				      ddx_version, & ddx_expected,
-				      drm_version, & drm_expected ) ) {
-      return NULL;
-   }
-
-   psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
-				  ddx_version, dri_version, drm_version,
-				  frame_buffer, pSAREA, fd,
-				  internal_api_version, &mach64API);
-   if ( psp != NULL ) {
-      ATIDRIPtr dri_priv = (ATIDRIPtr) psp->pDevPriv;
-      *driver_modes = mach64FillInModes( dri_priv->cpp * 8,
-					 16,
-					 0,
-					 1);
-
-      /* Calling driInitExtensions here, with a NULL context pointer, does not actually
-       * enable the extensions.  It just makes sure that all the dispatch offsets for all
-       * the extensions that *might* be enables are known.  This is needed because the
-       * dispatch offsets need to be known when _mesa_context_create is called, but we can't
-       * enable the extensions until we have a context pointer.
-       *
-       * Hello chicken.  Hello egg.  How are you two today?
-       */
-      driInitExtensions( NULL, card_extensions, GL_FALSE );
-   }
-
-   return (void *) psp;
-}
diff --git a/src/mach64_screen.h b/src/mach64_screen.h
index 5305058..766554d 100644
--- a/src/mach64_screen.h
+++ b/src/mach64_screen.h
@@ -73,6 +73,8 @@ typedef struct {
    __DRIscreenPrivate *driScreen;
 
    driOptionCache optionCache;
+
+   const __DRIextension *extensions[4];
 } mach64ScreenRec, *mach64ScreenPtr;
 
 #endif /* __MACH64_SCREEN_H__ */
diff --git a/src/mach64_span.c b/src/mach64_span.c
index 3830a28..aa8c725 100644
--- a/src/mach64_span.c
+++ b/src/mach64_span.c
@@ -117,6 +117,8 @@
 
 /* 16 bit depthbuffer functions.
  */
+#define VALUE_TYPE GLushort
+
 #define WRITE_DEPTH( _x, _y, d )					\
    *(GLushort *)(buf + ((_x) + (_y) * drb->pitch) * 2) = d;
 
diff --git a/src/mach64_state.c b/src/mach64_state.c
index 667a394..10a5b40 100644
--- a/src/mach64_state.c
+++ b/src/mach64_state.c
@@ -726,24 +726,26 @@ static void mach64DDDrawBuffer( GLcontext *ctx, GLenum mode )
 
    FLUSH_BATCH( mmesa );
 
-   /*
-    * _DrawDestMask is easier to cope with than <mode>.
-    */
-   switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) {
-   case BUFFER_BIT_FRONT_LEFT:
+   if (ctx->DrawBuffer->_NumColorDrawBuffers != 1) {
+      /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */
+      FALLBACK( mmesa, MACH64_FALLBACK_DRAW_BUFFER, GL_TRUE );
+      return;
+   }
+
+   switch ( ctx->DrawBuffer->_ColorDrawBufferIndexes[0] ) {
+   case BUFFER_FRONT_LEFT:
       FALLBACK( mmesa, MACH64_FALLBACK_DRAW_BUFFER, GL_FALSE );
       mach64SetCliprects( ctx, GL_FRONT_LEFT );
       if (MACH64_DEBUG & DEBUG_VERBOSE_MSG)
 	 fprintf(stderr,"%s: BUFFER_BIT_FRONT_LEFT\n", __FUNCTION__);
       break;
-   case BUFFER_BIT_BACK_LEFT:
+   case BUFFER_BACK_LEFT:
       FALLBACK( mmesa, MACH64_FALLBACK_DRAW_BUFFER, GL_FALSE );
       mach64SetCliprects( ctx, GL_BACK_LEFT );
       if (MACH64_DEBUG & DEBUG_VERBOSE_MSG)
 	 fprintf(stderr,"%s: BUFFER_BIT_BACK_LEFT\n", __FUNCTION__);
       break;
    default:
-      /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */
       FALLBACK( mmesa, MACH64_FALLBACK_DRAW_BUFFER, GL_TRUE );
       if (MACH64_DEBUG & DEBUG_VERBOSE_MSG)
 	 fprintf(stderr,"%s: fallback (mode=%d)\n", __FUNCTION__, mode);
diff --git a/src/mach64_tex.h b/src/mach64_tex.h
index f6cf1cf..933cfbb 100644
--- a/src/mach64_tex.h
+++ b/src/mach64_tex.h
@@ -72,9 +72,9 @@ extern void mach64InitTextureFuncs( struct dd_function_table *functions );
 #define MACH64PACKCOLOR4444(r, g, b, a)					\
    ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4))
 
-static __inline__ GLuint mach64PackColor( GLuint cpp,
-					  GLubyte r, GLubyte g,
-					  GLubyte b, GLubyte a )
+static INLINE GLuint mach64PackColor( GLuint cpp,
+                                      GLubyte r, GLubyte g,
+                                      GLubyte b, GLubyte a )
 {
    switch ( cpp ) {
    case 2:
diff --git a/src/mach64_tris.c b/src/mach64_tris.c
index 08cc184..5ce348f 100644
--- a/src/mach64_tris.c
+++ b/src/mach64_tris.c
@@ -113,7 +113,7 @@ do {									\
 #define COPY_VERTEX_OOA( vb, vertsize, v, n )	DO_COPY_VERTEX( vb, vertsize, v, n, 1 )
 
 
-static __inline void mach64_draw_quad( mach64ContextPtr mmesa,
+static INLINE void mach64_draw_quad( mach64ContextPtr mmesa,
 				       mach64VertexPtr v0,
 				       mach64VertexPtr v1,
 				       mach64VertexPtr v2,
@@ -419,7 +419,7 @@ static __inline void mach64_draw_quad( mach64ContextPtr mmesa,
 #endif
 }
 
-static __inline void mach64_draw_triangle( mach64ContextPtr mmesa,
+static INLINE void mach64_draw_triangle( mach64ContextPtr mmesa,
 					   mach64VertexPtr v0,
 					   mach64VertexPtr v1,
 					   mach64VertexPtr v2 )
@@ -666,14 +666,17 @@ static __inline void mach64_draw_triangle( mach64ContextPtr mmesa,
 #endif
 }
 
-static __inline void mach64_draw_line( mach64ContextPtr mmesa,
+static INLINE void mach64_draw_line( mach64ContextPtr mmesa,
 				     mach64VertexPtr v0,
 				     mach64VertexPtr v1 )
 {
 #if MACH64_NATIVE_VTXFMT
    GLcontext *ctx = mmesa->glCtx;
    const GLuint vertsize = mmesa->vertex_size;
-   GLint width = (GLint)(mmesa->glCtx->Line._Width * 2.0); /* 2 fractional bits for hardware */
+   /* 2 fractional bits for hardware: */
+   const int width = (int) (2.0 * CLAMP(mmesa->glCtx->Line.Width,
+                                        mmesa->glCtx->Const.MinLineWidth,
+                                        mmesa->glCtx->Const.MaxLineWidth));
    GLfloat ooa;
    GLuint *pxy0, *pxy1;
    GLuint xy0old, xy0, xy1old, xy1;
@@ -691,9 +694,6 @@ static __inline void mach64_draw_line( mach64ContextPtr mmesa,
       mach64_print_vertex( ctx, v1 );
    }
   
-   if( !width )
-      width = 1;	/* round to the nearest supported width */
-      
    pxy0 = &v0->ui[xyoffset];
    xy0old = *pxy0;
    xy0 = LE32_IN( &xy0old );
@@ -955,13 +955,16 @@ static __inline void mach64_draw_line( mach64ContextPtr mmesa,
 #endif
 }
 
-static __inline void mach64_draw_point( mach64ContextPtr mmesa,
+static INLINE void mach64_draw_point( mach64ContextPtr mmesa,
 				      mach64VertexPtr v0 )
 {
 #if MACH64_NATIVE_VTXFMT
    GLcontext *ctx = mmesa->glCtx;
    const GLuint vertsize = mmesa->vertex_size;
-   GLint sz = (GLint)(mmesa->glCtx->Point._Size * 2.0); /* 2 fractional bits for hardware */
+   /* 2 fractional bits for hardware: */
+   GLint sz = (GLint) (2.0 * CLAMP(mmesa->glCtx->Point.Size,
+                                   ctx->Const.MinPointSize,
+                                   ctx->Const.MaxPointSize));
    GLfloat ooa;
    GLuint *pxy;
    GLuint xyold, xy;